STC Fort Worth Bottle Saddle Bag has an adjustable strap and plastic clip, you can attach this to the D rings on your saddle. Strap measures 35cm at longest adjustment, and 7cm on shortest adjustment. Insulated Water Bottle Bag will hold large water bottles such as the Pump 1.25 litre water bottle. There is a separate compartment that can hold snacks or your mobile phone, and has a secure velcro flap to keep your belongings safe. Measures 26cm high. Pouch measures 23cm x 12cm.